The phrase "light-emitting" is often used to describe objects which emit or give off light. However, there are several other synonyms that could be used instead of this phrase. Such synonyms include luminescent, radiant, glowing, luminous, and shining. All these terms carry the same meaning as "light-emitting" and can be used interchangeably depending on the context and purpose of the sentence. For instance, in a scientific context, "luminescent" may be used to describe light-emitting molecules or particles. On the other hand, "radiant" and "glowing" might be used to depict the glow of a light bulb or the sun.